//     Zepto.js
//     (c) 2010-2016 Thomas Fuchs
//     Zepto.js may be freely distributed under the MIT license.
define(function(require, exports, module) {
    var Zepto = (function () {
        var undefined, key, $, classList, emptyArray = [], concat = emptyArray.concat, filter = emptyArray.filter, slice = emptyArray.slice,
            document = window.document,
            elementDisplay = {}, classCache = {},
            cssNumber = {
                'column-count': 1,
                'columns': 1,
                'font-weight': 1,
                'line-height': 1,
                'opacity': 1,
                'z-index': 1,
                'zoom': 1
            },
            fragmentRE = /^\s*<(\w+|!)[^>]*>/,
            singleTagRE = /^<(\w+)\s*\/?>(?:<\/\1>|)$/,
            tagExpanderRE = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/ig,
            rootNodeRE = /^(?:body|html)$/i,
            capitalRE = /([A-Z])/g,

        // special attributes that should be get/set via method calls
            methodAttributes = ['val', 'css', 'html', 'text', 'data', 'width', 'height', 'offset'],

            adjacencyOperators = ['after', 'prepend', 'before', 'append'],
            table = document.createElement('table'),
            tableRow = document.createElement('tr'),
            containers = {
                'tr': document.createElement('tbody'),
                'tbody': table, 'thead': table, 'tfoot': table,
                'td': tableRow, 'th': tableRow,
                '*': document.createElement('div')
            },
            readyRE = /complete|loaded|interactive/,
            simpleSelectorRE = /^[\w-]*$/,
            class2type = {},
            toString = class2type.toString,
            zepto = {},
            camelize, uniq,
            tempParent = document.createElement('div'),
            propMap = {
                'tabindex': 'tabIndex',
                'readonly': 'readOnly',
                'for': 'htmlFor',
                'class': 'className',
                'maxlength': 'maxLength',
                'cellspacing': 'cellSpacing',
                'cellpadding': 'cellPadding',
                'rowspan': 'rowSpan',
                'colspan': 'colSpan',
                'usemap': 'useMap',
                'frameborder': 'frameBorder',
                'contenteditable': 'contentEditable'
            },
            isArray = Array.isArray ||
                function (object) {
                    return object instanceof Array
                }

        zepto.matches = function (element, selector) {
            if (!selector || !element || element.nodeType !== 1) return false
            var matchesSelector = element.webkitMatchesSelector || element.mozMatchesSelector ||
                element.oMatchesSelector || element.matchesSelector
            if (matchesSelector) return matchesSelector.call(element, selector)
            // fall back to performing a selector:
            var match, parent = element.parentNode, temp = !parent
            if (temp) (parent = tempParent).appendChild(element)
            match = ~zepto.qsa(parent, selector).indexOf(element)
            temp && tempParent.removeChild(element)
            return match
        }

        function type(obj) {
            return obj == null ? String(obj) :
            class2type[toString.call(obj)] || "object"
        }

        function isFunction(value) {
            return type(value) == "function"
        }

        function isWindow(obj) {
            return obj != null && obj == obj.window
        }

        function isDocument(obj) {
            return obj != null && obj.nodeType == obj.DOCUMENT_NODE
        }

        function isObject(obj) {
            return type(obj) == "object"
        }

        function isPlainObject(obj) {
            return isObject(obj) && !isWindow(obj) && Object.getPrototypeOf(obj) == Object.prototype
        }

        function likeArray(obj) {
            return typeof obj.length == 'number'
        }

        function compact(array) {
            return filter.call(array, function (item) {
                return item != null
            })
        }

        function flatten(array) {
            return array.length > 0 ? $.fn.concat.apply([], array) : array
        }

        camelize = function (str) {
            return str.replace(/-+(.)?/g, function (match, chr) {
                return chr ? chr.toUpperCase() : ''
            })
        }
        function dasherize(str) {
            return str.replace(/::/g, '/')
                .replace(/([A-Z]+)([A-Z][a-z])/g, '$1_$2')
                .replace(/([a-z\d])([A-Z])/g, '$1_$2')
                .replace(/_/g, '-')
                .toLowerCase()
        }

        uniq = function (array) {
            return filter.call(array, function (item, idx) {
                return array.indexOf(item) == idx
            })
        }

        function classRE(name) {
            return name in classCache ?
                classCache[name] : (classCache[name] = new RegExp('(^|\\s)' + name + '(\\s|$)'))
        }

        function maybeAddPx(name, value) {
            return (typeof value == "number" && !cssNumber[dasherize(name)]) ? value + "px" : value
        }

        function defaultDisplay(nodeName) {
            var element, display
            if (!elementDisplay[nodeName]) {
                element = document.createElement(nodeName)
                document.body.appendChild(element)
                display = getComputedStyle(element, '').getPropertyValue("display")
                element.parentNode.removeChild(element)
                display == "none" && (display = "block")
                elementDisplay[nodeName] = display
            }
            return elementDisplay[nodeName]
        }

        function children(element) {
            return 'children' in element ?
                slice.call(element.children) :
                $.map(element.childNodes, function (node) {
                    if (node.nodeType == 1) return node
                })
        }

        function Z(dom, selector) {
            var i, len = dom ? dom.length : 0
            for (i = 0; i < len; i++) this[i] = dom[i]
            this.length = len
            this.selector = selector || ''
        }

        // `$.zepto.fragment` takes a html string and an optional tag name
        // to generate DOM nodes from the given html string.
        // The generated DOM nodes are returned as an array.
        // This function can be overridden in plugins for example to make
        // it compatible with browsers that don't support the DOM fully.
        zepto.fragment = function (html, name, properties) {
            var dom, nodes, container

            // A special case optimization for a single tag
            if (singleTagRE.test(html)) dom = $(document.createElement(RegExp.$1))

            if (!dom) {
                if (html.replace) html = html.replace(tagExpanderRE, "<$1></$2>")
                if (name === undefined) name = fragmentRE.test(html) && RegExp.$1
                if (!(name in containers)) name = '*'

                container = containers[name]
                container.innerHTML = '' + html
                dom = $.each(slice.call(container.childNodes), function () {
                    container.removeChild(this)
                })
            }

            if (isPlainObject(properties)) {
                nodes = $(dom)
                $.each(properties, function (key, value) {
                    if (methodAttributes.indexOf(key) > -1) nodes[key](value)
                    else nodes.attr(key, value)
                })
            }

            return dom
        }

        // `$.zepto.Z` swaps out the prototype of the given `dom` array
        // of nodes with `$.fn` and thus supplying all the Zepto functions
        // to the array. This method can be overridden in plugins.
        zepto.Z = function (dom, selector) {
            return new Z(dom, selector)
        }

        // `$.zepto.isZ` should return `true` if the given object is a Zepto
        // collection. This method can be overridden in plugins.
        zepto.isZ = function (object) {
            return object instanceof zepto.Z
        }

        // `$.zepto.init` is Zepto's counterpart to jQuery's `$.fn.init` and
        // takes a CSS selector and an optional context (and handles various
        // special cases).
        // This method can be overridden in plugins.
        zepto.init = function (selector, context) {
            var dom
            // If nothing given, return an empty Zepto collection
            if (!selector) return zepto.Z()
            // Optimize for string selectors
            else if (typeof selector == 'string') {
                selector = selector.trim()
                // If it's a html fragment, create nodes from it
                // Note: In both Chrome 21 and Firefox 15, DOM error 12
                // is thrown if the fragment doesn't begin with <
                if (selector[0] == '<' && fragmentRE.test(selector))
                    dom = zepto.fragment(selector, RegExp.$1, context), selector = null
                // If there's a context, create a collection on that context first, and select
                // nodes from there
                else if (context !== undefined) return $(context).find(selector)
                // If it's a CSS selector, use it to select nodes.
                else dom = zepto.qsa(document, selector)
            }
            // If a function is given, call it when the DOM is ready
            else if (isFunction(selector)) return $(document).ready(selector)
            // If a Zepto collection is given, just return it
            else if (zepto.isZ(selector)) return selector
            else {
                // normalize array if an array of nodes is given
                if (isArray(selector)) dom = compact(selector)
                // Wrap DOM nodes.
                else if (isObject(selector))
                    dom = [selector], selector = null
                // If it's a html fragment, create nodes from it
                else if (fragmentRE.test(selector))
                    dom = zepto.fragment(selector.trim(), RegExp.$1, context), selector = null
                // If there's a context, create a collection on that context first, and select
                // nodes from there
                else if (context !== undefined) return $(context).find(selector)
                // And last but no least, if it's a CSS selector, use it to select nodes.
                else dom = zepto.qsa(document, selector)
            }
            // create a new Zepto collection from the nodes found
            return zepto.Z(dom, selector)
        }

        // `$` will be the base `Zepto` object. When calling this
        // function just call `$.zepto.init, which makes the implementation
        // details of selecting nodes and creating Zepto collections
        // patchable in plugins.
        $ = function (selector, context) {
            return zepto.init(selector, context)
        }

        function extend(target, source, deep) {
            for (key in source)
                if (deep && (isPlainObject(source[key]) || isArray(source[key]))) {
                    if (isPlainObject(source[key]) && !isPlainObject(target[key]))
                        target[key] = {}
                    if (isArray(source[key]) && !isArray(target[key]))
                        target[key] = []
                    extend(target[key], source[key], deep)
                }
                else if (source[key] !== undefined) target[key] = source[key]
        }

        // Copy all but undefined properties from one or more
        // objects to the `target` object.
        $.extend = function (target) {
            var deep, args = slice.call(arguments, 1)
            if (typeof target == 'boolean') {
                deep = target
                target = args.shift()
            }
            args.forEach(function (arg) {
                extend(target, arg, deep)
            })
            return target
        }

        // `$.zepto.qsa` is Zepto's CSS selector implementation which
        // uses `document.querySelectorAll` and optimizes for some special cases, like `#id`.
        // This method can be overridden in plugins.
        zepto.qsa = function (element, selector) {
            var found,
                maybeID = selector[0] == '#',
                maybeClass = !maybeID && selector[0] == '.',
                nameOnly = maybeID || maybeClass ? selector.slice(1) : selector, // Ensure that a 1 char tag name still gets checked
                isSimple = simpleSelectorRE.test(nameOnly)
            return (element.getElementById && isSimple && maybeID) ? // Safari DocumentFragment doesn't have getElementById
                ( (found = element.getElementById(nameOnly)) ? [found] : [] ) :
                (element.nodeType !== 1 && element.nodeType !== 9 && element.nodeType !== 11) ? [] :
                    slice.call(
                        isSimple && !maybeID && element.getElementsByClassName ? // DocumentFragment doesn't have getElementsByClassName/TagName
                            maybeClass ? element.getElementsByClassName(nameOnly) : // If it's simple, it could be a class
                                element.getElementsByTagName(selector) : // Or a tag
                            element.querySelectorAll(selector) // Or it's not simple, and we need to query all
                    )
        }

        function filtered(nodes, selector) {
            return selector == null ? $(nodes) : $(nodes).filter(selector)
        }

        $.contains = document.documentElement.contains ?
            function (parent, node) {
                return parent !== node && parent.contains(node)
            } :
            function (parent, node) {
                while (node && (node = node.parentNode))
                    if (node === parent) return true
                return false
            }

        function funcArg(context, arg, idx, payload) {
            return isFunction(arg) ? arg.call(context, idx, payload) : arg
        }

        function setAttribute(node, name, value) {
            value == null ? node.removeAttribute(name) : node.setAttribute(name, value)
        }

        // access className property while respecting SVGAnimatedString
        function className(node, value) {
            var klass = node.className || '',
                svg = klass && klass.baseVal !== undefined

            if (value === undefined) return svg ? klass.baseVal : klass
            svg ? (klass.baseVal = value) : (node.className = value)
        }

        // "true"  => true
        // "false" => false
        // "null"  => null
        // "42"    => 42
        // "42.5"  => 42.5
        // "08"    => "08"
        // JSON    => parse if valid
        // String  => self
        function deserializeValue(value) {
            try {
                return value ?
                value == "true" ||
                ( value == "false" ? false :
                    value == "null" ? null :
                        +value + "" == value ? +value :
                            /^[\[\{]/.test(value) ? $.parseJSON(value) :
                                value )
                    : value
            } catch (e) {
                return value
            }
        }

        $.type = type
        $.isFunction = isFunction
        $.isWindow = isWindow
        $.isArray = isArray
        $.isPlainObject = isPlainObject

        $.isEmptyObject = function (obj) {
            var name
            for (name in obj) return false
            return true
        }

        $.inArray = function (elem, array, i) {
            return emptyArray.indexOf.call(array, elem, i)
        }

        $.camelCase = camelize
        $.trim = function (str) {
            return str == null ? "" : String.prototype.trim.call(str)
        }

        // plugin compatibility
        $.uuid = 0
        $.support = {}
        $.expr = {}
        $.noop = function () {
        }

        $.map = function (elements, callback) {
            var value, values = [], i, key
            if (likeArray(elements))
                for (i = 0; i < elements.length; i++) {
                    value = callback(elements[i], i)
                    if (value != null) values.push(value)
                }
            else
                for (key in elements) {
                    value = callback(elements[key], key)
                    if (value != null) values.push(value)
                }
            return flatten(values)
        }

        $.each = function (elements, callback) {
            var i, key
            if (likeArray(elements)) {
                for (i = 0; i < elements.length; i++)
                    if (callback.call(elements[i], i, elements[i]) === false) return elements
            } else {
                for (key in elements)
                    if (callback.call(elements[key], key, elements[key]) === false) return elements
            }

            return elements
        }

        $.grep = function (elements, callback) {
            return filter.call(elements, callback)
        }

        if (window.JSON) $.parseJSON = JSON.parse

        // Populate the class2type map
        $.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function (i, name) {
            class2type["[object " + name + "]"] = name.toLowerCase()
        })

        // Define methods that will be available on all
        // Zepto collections
        $.fn = {
            constructor: zepto.Z,
            length: 0,

            // Because a collection acts like an array
            // copy over these useful array functions.
            forEach: emptyArray.forEach,
            reduce: emptyArray.reduce,
            push: emptyArray.push,
            sort: emptyArray.sort,
            splice: emptyArray.splice,
            indexOf: emptyArray.indexOf,
            concat: function () {
                var i, value, args = []
                for (i = 0; i < arguments.length; i++) {
                    value = arguments[i]
                    args[i] = zepto.isZ(value) ? value.toArray() : value
                }
                return concat.apply(zepto.isZ(this) ? this.toArray() : this, args)
            },

            // `map` and `slice` in the jQuery API work differently
            // from their array counterparts
            map: function (fn) {
                return $($.map(this, function (el, i) {
                    return fn.call(el, i, el)
                }))
            },
            slice: function () {
                return $(slice.apply(this, arguments))
            },

            ready: function (callback) {
                // need to check if document.body exists for IE as that browser reports
                // document ready when it hasn't yet created the body element
                if (readyRE.test(document.readyState) && document.body) callback($)
                else document.addEventListener('DOMContentLoaded', function () {
                    callback($)
                }, false)
                return this
            },
            get: function (idx) {
                return idx === undefined ? slice.call(this) : this[idx >= 0 ? idx : idx + this.length]
            },
            toArray: function () {
                return this.get()
            },
            size: function () {
                return this.length
            },
            remove: function () {
                return this.each(function () {
                    if (this.parentNode != null)
                        this.parentNode.removeChild(this)
                })
            },
            each: function (callback) {
                emptyArray.every.call(this, function (el, idx) {
                    return callback.call(el, idx, el) !== false
                })
                return this
            },
            filter: function (selector) {
                if (isFunction(selector)) return this.not(this.not(selector))
                return $(filter.call(this, function (element) {
                    return zepto.matches(element, selector)
                }))
            },
            add: function (selector, context) {
                return $(uniq(this.concat($(selector, context))))
            },
            is: function (selector) {
                return this.length > 0 && zepto.matches(this[0], selector)
            },
            not: function (selector) {
                var nodes = []
                if (isFunction(selector) && selector.call !== undefined)
                    this.each(function (idx) {
                        if (!selector.call(this, idx)) nodes.push(this)
                    })
                else {
                    var excludes = typeof selector == 'string' ? this.filter(selector) :
                        (likeArray(selector) && isFunction(selector.item)) ? slice.call(selector) : $(selector)
                    this.forEach(function (el) {
                        if (excludes.indexOf(el) < 0) nodes.push(el)
                    })
                }
                return $(nodes)
            },
            has: function (selector) {
                return this.filter(function () {
                    return isObject(selector) ?
                        $.contains(this, selector) :
                        $(this).find(selector).size()
                })
            },
            eq: function (idx) {
                return idx === -1 ? this.slice(idx) : this.slice(idx, +idx + 1)
            },
            first: function () {
                var el = this[0]
                return el && !isObject(el) ? el : $(el)
            },
            last: function () {
                var el = this[this.length - 1]
                return el && !isObject(el) ? el : $(el)
            },
            find: function (selector) {
                var result, $this = this
                if (!selector) result = $()
                else if (typeof selector == 'object')
                    result = $(selector).filter(function () {
                        var node = this
                        return emptyArray.some.call($this, function (parent) {
                            return $.contains(parent, node)
                        })
                    })
                else if (this.length == 1) result = $(zepto.qsa(this[0], selector))
                else result = this.map(function () {
                        return zepto.qsa(this, selector)
                    })
                return result
            },
            closest: function (selector, context) {
                var node = this[0], collection = false
                if (typeof selector == 'object') collection = $(selector)
                while (node && !(collection ? collection.indexOf(node) >= 0 : zepto.matches(node, selector)))
                    node = node !== context && !isDocument(node) && node.parentNode
                return $(node)
            },
            parents: function (selector) {
                var ancestors = [], nodes = this
                while (nodes.length > 0)
                    nodes = $.map(nodes, function (node) {
                        if ((node = node.parentNode) && !isDocument(node) && ancestors.indexOf(node) < 0) {
                            ancestors.push(node)
                            return node
                        }
                    })
                return filtered(ancestors, selector)
            },
            parent: function (selector) {
                return filtered(uniq(this.pluck('parentNode')), selector)
            },
            children: function (selector) {
                return filtered(this.map(function () {
                    return children(this)
                }), selector)
            },
            contents: function () {
                return this.map(function () {
                    return this.contentDocument || slice.call(this.childNodes)
                })
            },
            siblings: function (selector) {
                return filtered(this.map(function (i, el) {
                    return filter.call(children(el.parentNode), function (child) {
                        return child !== el
                    })
                }), selector)
            },
            empty: function () {
                return this.each(function () {
                    this.innerHTML = ''
                })
            },
            // `pluck` is borrowed from Prototype.js
            pluck: function (property) {
                return $.map(this, function (el) {
                    return el[property]
                })
            },
            show: function () {
                return this.each(function () {
                    this.style.display == "none" && (this.style.display = '')
                    if (getComputedStyle(this, '').getPropertyValue("display") == "none")
                        this.style.display = defaultDisplay(this.nodeName)
                })
            },
            replaceWith: function (newContent) {
                return this.before(newContent).remove()
            },
            wrap: function (structure) {
                var func = isFunction(structure)
                if (this[0] && !func)
                    var dom = $(structure).get(0),
                        clone = dom.parentNode || this.length > 1

                return this.each(function (index) {
                    $(this).wrapAll(
                        func ? structure.call(this, index) :
                            clone ? dom.cloneNode(true) : dom
                    )
                })
            },
            wrapAll: function (structure) {
                if (this[0]) {
                    $(this[0]).before(structure = $(structure))
                    var children
                    // drill down to the inmost element
                    while ((children = structure.children()).length) structure = children.first()
                    $(structure).append(this)
                }
                return this
            },
            wrapInner: function (structure) {
                var func = isFunction(structure)
                return this.each(function (index) {
                    var self = $(this), contents = self.contents(),
                        dom = func ? structure.call(this, index) : structure
                    contents.length ? contents.wrapAll(dom) : self.append(dom)
                })
            },
            unwrap: function () {
                this.parent().each(function () {
                    $(this).replaceWith($(this).children())
                })
                return this
            },
            clone: function () {
                return this.map(function () {
                    return this.cloneNode(true)
                })
            },
            hide: function () {
                return this.css("display", "none")
            },
            toggle: function (setting) {
                return this.each(function () {
                    var el = $(this)
                        ;
                    (setting === undefined ? el.css("display") == "none" : setting) ? el.show() : el.hide()
                })
            },
            prev: function (selector) {
                return $(this.pluck('previousElementSibling')).filter(selector || '*')
            },
            next: function (selector) {
                return $(this.pluck('nextElementSibling')).filter(selector || '*')
            },
            html: function (html) {
                return 0 in arguments ?
                    this.each(function (idx) {
                        var originHtml = this.innerHTML
                        $(this).empty().append(funcArg(this, html, idx, originHtml))
                    }) :
                    (0 in this ? this[0].innerHTML : null)
            },
            text: function (text) {
                return 0 in arguments ?
                    this.each(function (idx) {
                        var newText = funcArg(this, text, idx, this.textContent)
                        this.textContent = newText == null ? '' : '' + newText
                    }) :
                    (0 in this ? this.pluck('textContent').join("") : null)
            },
            attr: function (name, value) {
                var result
                return (typeof name == 'string' && !(1 in arguments)) ?
                    (!this.length || this[0].nodeType !== 1 ? undefined :
                        (!(result = this[0].getAttribute(name)) && name in this[0]) ? this[0][name] : result
                    ) :
                    this.each(function (idx) {
                        if (this.nodeType !== 1) return
                        if (isObject(name)) for (key in name) setAttribute(this, key, name[key])
                        else setAttribute(this, name, funcArg(this, value, idx, this.getAttribute(name)))
                    })
            },
            removeAttr: function (name) {
                return this.each(function () {
                    this.nodeType === 1 && name.split(' ').forEach(function (attribute) {
                        setAttribute(this, attribute)
                    }, this)
                })
            },
            prop: function (name, value) {
                name = propMap[name] || name
                return (1 in arguments) ?
                    this.each(function (idx) {
                        this[name] = funcArg(this, value, idx, this[name])
                    }) :
                    (this[0] && this[0][name])
            },
            data: function (name, value) {
                var attrName = 'data-' + name.replace(capitalRE, '-$1').toLowerCase()

                var data = (1 in arguments) ?
                    this.attr(attrName, value) :
                    this.attr(attrName)

                return data !== null ? deserializeValue(data) : undefined
            },
            val: function (value) {
                return 0 in arguments ?
                    this.each(function (idx) {
                        this.value = funcArg(this, value, idx, this.value)
                    }) :
                    (this[0] && (this[0].multiple ?
                        $(this[0]).find('option').filter(function () {
                            return this.selected
                        }).pluck('value') :
                        this[0].value)
                    )
            },
            offset: function (coordinates) {
                if (coordinates) return this.each(function (index) {
                    var $this = $(this),
                        coords = funcArg(this, coordinates, index, $this.offset()),
                        parentOffset = $this.offsetParent().offset(),
                        props = {
                            top: coords.top - parentOffset.top,
                            left: coords.left - parentOffset.left
                        }

                    if ($this.css('position') == 'static') props['position'] = 'relative'
                    $this.css(props)
                })
                if (!this.length) return null
                if (!$.contains(document.documentElement, this[0]))
                    return {top: 0, left: 0}
                var obj = this[0].getBoundingClientRect()
                return {
                    left: obj.left + window.pageXOffset,
                    top: obj.top + window.pageYOffset,
                    width: Math.round(obj.width),
                    height: Math.round(obj.height)
                }
            },
            css: function (property, value) {
                if (arguments.length < 2) {
                    var computedStyle, element = this[0]
                    if (!element) return
                    computedStyle = getComputedStyle(element, '')
                    if (typeof property == 'string')
                        return element.style[camelize(property)] || computedStyle.getPropertyValue(property)
                    else if (isArray(property)) {
                        var props = {}
                        $.each(property, function (_, prop) {
                            props[prop] = (element.style[camelize(prop)] || computedStyle.getPropertyValue(prop))
                        })
                        return props
                    }
                }

                var css = ''
                if (type(property) == 'string') {
                    if (!value && value !== 0)
                        this.each(function () {
                            this.style.removeProperty(dasherize(property))
                        })
                    else
                        css = dasherize(property) + ":" + maybeAddPx(property, value)
                } else {
                    for (key in property)
                        if (!property[key] && property[key] !== 0)
                            this.each(function () {
                                this.style.removeProperty(dasherize(key))
                            })
                        else
                            css += dasherize(key) + ':' + maybeAddPx(key, property[key]) + ';'
                }

                return this.each(function () {
                    this.style.cssText += ';' + css
                })
            },
            index: function (element) {
                return element ? this.indexOf($(element)[0]) : this.parent().children().indexOf(this[0])
            },
            hasClass: function (name) {
                if (!name) return false
                return emptyArray.some.call(this, function (el) {
                    return this.test(className(el))
                }, classRE(name))
            },
            addClass: function (name) {
                if (!name) return this
                return this.each(function (idx) {
                    if (!('className' in this)) return
                    classList = []
                    var cls = className(this), newName = funcArg(this, name, idx, cls)
                    newName.split(/\s+/g).forEach(function (klass) {
                        if (!$(this).hasClass(klass)) classList.push(klass)
                    }, this)
                    classList.length && className(this, cls + (cls ? " " : "") + classList.join(" "))
                })
            },
            removeClass: function (name) {
                return this.each(function (idx) {
                    if (!('className' in this)) return
                    if (name === undefined) return className(this, '')
                    classList = className(this)
                    funcArg(this, name, idx, classList).split(/\s+/g).forEach(function (klass) {
                        classList = classList.replace(classRE(klass), " ")
                    })
                    className(this, classList.trim())
                })
            },
            toggleClass: function (name, when) {
                if (!name) return this
                return this.each(function (idx) {
                    var $this = $(this), names = funcArg(this, name, idx, className(this))
                    names.split(/\s+/g).forEach(function (klass) {
                        (when === undefined ? !$this.hasClass(klass) : when) ?
                            $this.addClass(klass) : $this.removeClass(klass)
                    })
                })
            },
            scrollTop: function (value) {
                if (!this.length) return
                var hasScrollTop = 'scrollTop' in this[0]
                if (value === undefined) return hasScrollTop ? this[0].scrollTop : this[0].pageYOffset
                return this.each(hasScrollTop ?
                    function () {
                        this.scrollTop = value
                    } :
                    function () {
                        this.scrollTo(this.scrollX, value)
                    })
            },
            scrollLeft: function (value) {
                if (!this.length) return
                var hasScrollLeft = 'scrollLeft' in this[0]
                if (value === undefined) return hasScrollLeft ? this[0].scrollLeft : this[0].pageXOffset
                return this.each(hasScrollLeft ?
                    function () {
                        this.scrollLeft = value
                    } :
                    function () {
                        this.scrollTo(value, this.scrollY)
                    })
            },
            position: function () {
                if (!this.length) return

                var elem = this[0],
                // Get *real* offsetParent
                    offsetParent = this.offsetParent(),
                // Get correct offsets
                    offset = this.offset(),
                    parentOffset = rootNodeRE.test(offsetParent[0].nodeName) ? {top: 0, left: 0} : offsetParent.offset()

                // Subtract element margins
                // note: when an element has margin: auto the offsetLeft and marginLeft
                // are the same in Safari causing offset.left to incorrectly be 0
                offset.top -= parseFloat($(elem).css('margin-top')) || 0
                offset.left -= parseFloat($(elem).css('margin-left')) || 0

                // Add offsetParent borders
                parentOffset.top += parseFloat($(offsetParent[0]).css('border-top-width')) || 0
                parentOffset.left += parseFloat($(offsetParent[0]).css('border-left-width')) || 0

                // Subtract the two offsets
                return {
                    top: offset.top - parentOffset.top,
                    left: offset.left - parentOffset.left
                }
            },
            offsetParent: function () {
                return this.map(function () {
                    var parent = this.offsetParent || document.body
                    while (parent && !rootNodeRE.test(parent.nodeName) && $(parent).css("position") == "static")
                        parent = parent.offsetParent
                    return parent
                })
            }
        }

        // for now
        $.fn.detach = $.fn.remove

            // Generate the `width` and `height` functions
        ;
        ['width', 'height'].forEach(function (dimension) {
            var dimensionProperty =
                dimension.replace(/./, function (m) {
                    return m[0].toUpperCase()
                })

            $.fn[dimension] = function (value) {
                var offset, el = this[0]
                if (value === undefined) return isWindow(el) ? el['inner' + dimensionProperty] :
                    isDocument(el) ? el.documentElement['scroll' + dimensionProperty] :
                    (offset = this.offset()) && offset[dimension]
                else return this.each(function (idx) {
                    el = $(this)
                    el.css(dimension, funcArg(this, value, idx, el[dimension]()))
                })
            }
        })

        function traverseNode(node, fun) {
            fun(node)
            for (var i = 0, len = node.childNodes.length; i < len; i++)
                traverseNode(node.childNodes[i], fun)
        }

        // Generate the `after`, `prepend`, `before`, `append`,
        // `insertAfter`, `insertBefore`, `appendTo`, and `prependTo` methods.
        adjacencyOperators.forEach(function (operator, operatorIndex) {
            var inside = operatorIndex % 2 //=> prepend, append

            $.fn[operator] = function () {
                // arguments can be nodes, arrays of nodes, Zepto objects and HTML strings
                var argType, nodes = $.map(arguments, function (arg) {
                        argType = type(arg)
                        return argType == "object" || argType == "array" || arg == null ?
                            arg : zepto.fragment(arg)
                    }),
                    parent, copyByClone = this.length > 1
                if (nodes.length < 1) return this

                return this.each(function (_, target) {
                    parent = inside ? target : target.parentNode

                    // convert all methods to a "before" operation
                    target = operatorIndex == 0 ? target.nextSibling :
                        operatorIndex == 1 ? target.firstChild :
                            operatorIndex == 2 ? target :
                                null

                    var parentInDocument = $.contains(document.documentElement, parent)

                    nodes.forEach(function (node) {
                        if (copyByClone) node = node.cloneNode(true)
                        else if (!parent) return $(node).remove()

                        parent.insertBefore(node, target)
                        if (parentInDocument) traverseNode(node, function (el) {
                            if (el.nodeName != null && el.nodeName.toUpperCase() === 'SCRIPT' &&
                                (!el.type || el.type === 'text/javascript') && !el.src)
                                window['eval'].call(window, el.innerHTML)
                        })
                    })
                })
            }

            // after    => insertAfter
            // prepend  => prependTo
            // before   => insertBefore
            // append   => appendTo
            $.fn[inside ? operator + 'To' : 'insert' + (operatorIndex ? 'Before' : 'After')] = function (html) {
                $(html)[operator](this)
                return this
            }
        })

        zepto.Z.prototype = Z.prototype = $.fn

        // Export internal API functions in the `$.zepto` namespace
        zepto.uniq = uniq
        zepto.deserializeValue = deserializeValue
        $.zepto = zepto

        return $
    })()

// If `$` is not yet defined, point it to `Zepto`
    window.Zepto = Zepto;
    window.$ === undefined && (window.$ = Zepto);
    //event.js
    ;(function($){
        var _zid = 1, undefined,
            slice = Array.prototype.slice,
            isFunction = $.isFunction,
            isString = function(obj){ return typeof obj == 'string' },
            handlers = {},
            specialEvents={},
            focusinSupported = 'onfocusin' in window,
            focus = { focus: 'focusin', blur: 'focusout' },
            hover = { mouseenter: 'mouseover', mouseleave: 'mouseout' }

        specialEvents.click = specialEvents.mousedown = specialEvents.mouseup = specialEvents.mousemove = 'MouseEvents'

        function zid(element) {
            return element._zid || (element._zid = _zid++)
        }
        function findHandlers(element, event, fn, selector) {
            event = parse(event)
            if (event.ns) var matcher = matcherFor(event.ns)
            return (handlers[zid(element)] || []).filter(function(handler) {
                return handler
                    && (!event.e  || handler.e == event.e)
                    && (!event.ns || matcher.test(handler.ns))
                    && (!fn       || zid(handler.fn) === zid(fn))
                    && (!selector || handler.sel == selector)
            })
        }
        function parse(event) {
            var parts = ('' + event).split('.')
            return {e: parts[0], ns: parts.slice(1).sort().join(' ')}
        }
        function matcherFor(ns) {
            return new RegExp('(?:^| )' + ns.replace(' ', ' .* ?') + '(?: |$)')
        }

        function eventCapture(handler, captureSetting) {
            return handler.del &&
                (!focusinSupported && (handler.e in focus)) ||
                !!captureSetting
        }

        function realEvent(type) {
            return hover[type] || (focusinSupported && focus[type]) || type
        }

        function add(element, events, fn, data, selector, delegator, capture){
            var id = zid(element), set = (handlers[id] || (handlers[id] = []))
            events.split(/\s/).forEach(function(event){
                if (event == 'ready') return $(document).ready(fn)
                var handler   = parse(event)
                handler.fn    = fn
                handler.sel   = selector
                // emulate mouseenter, mouseleave
                if (handler.e in hover) fn = function(e){
                    var related = e.relatedTarget
                    if (!related || (related !== this && !$.contains(this, related)))
                        return handler.fn.apply(this, arguments)
                }
                handler.del   = delegator
                var callback  = delegator || fn
                handler.proxy = function(e){
                    e = compatible(e)
                    if (e.isImmediatePropagationStopped()) return
                    e.data = data
                    var result = callback.apply(element, e._args == undefined ? [e] : [e].concat(e._args))
                    if (result === false) e.preventDefault(), e.stopPropagation()
                    return result
                }
                handler.i = set.length
                set.push(handler)
                if ('addEventListener' in element)
                    element.addEventListener(realEvent(handler.e), handler.proxy, eventCapture(handler, capture))
            })
        }
        function remove(element, events, fn, selector, capture){
            var id = zid(element)
                ;(events || '').split(/\s/).forEach(function(event){
                findHandlers(element, event, fn, selector).forEach(function(handler){
                    delete handlers[id][handler.i]
                    if ('removeEventListener' in element)
                        element.removeEventListener(realEvent(handler.e), handler.proxy, eventCapture(handler, capture))
                })
            })
        }

        $.event = { add: add, remove: remove }

        $.proxy = function(fn, context) {
            var args = (2 in arguments) && slice.call(arguments, 2)
            if (isFunction(fn)) {
                var proxyFn = function(){ return fn.apply(context, args ? args.concat(slice.call(arguments)) : arguments) }
                proxyFn._zid = zid(fn)
                return proxyFn
            } else if (isString(context)) {
                if (args) {
                    args.unshift(fn[context], fn)
                    return $.proxy.apply(null, args)
                } else {
                    return $.proxy(fn[context], fn)
                }
            } else {
                throw new TypeError("expected function")
            }
        }

        $.fn.bind = function(event, data, callback){
            return this.on(event, data, callback)
        }
        $.fn.unbind = function(event, callback){
            return this.off(event, callback)
        }
        $.fn.one = function(event, selector, data, callback){
            return this.on(event, selector, data, callback, 1)
        }

        var returnTrue = function(){return true},
            returnFalse = function(){return false},
            ignoreProperties = /^([A-Z]|returnValue$|layer[XY]$)/,
            eventMethods = {
                preventDefault: 'isDefaultPrevented',
                stopImmediatePropagation: 'isImmediatePropagationStopped',
                stopPropagation: 'isPropagationStopped'
            }

        function compatible(event, source) {
            if (source || !event.isDefaultPrevented) {
                source || (source = event)

                $.each(eventMethods, function(name, predicate) {
                    var sourceMethod = source[name]
                    event[name] = function(){
                        this[predicate] = returnTrue
                        return sourceMethod && sourceMethod.apply(source, arguments)
                    }
                    event[predicate] = returnFalse
                })

                if (source.defaultPrevented !== undefined ? source.defaultPrevented :
                        'returnValue' in source ? source.returnValue === false :
                        source.getPreventDefault && source.getPreventDefault())
                    event.isDefaultPrevented = returnTrue
            }
            return event
        }

        function createProxy(event) {
            var key, proxy = { originalEvent: event }
            for (key in event)
                if (!ignoreProperties.test(key) && event[key] !== undefined) proxy[key] = event[key]

            return compatible(proxy, event)
        }

        $.fn.delegate = function(selector, event, callback){
            return this.on(event, selector, callback)
        }
        $.fn.undelegate = function(selector, event, callback){
            return this.off(event, selector, callback)
        }

        $.fn.live = function(event, callback){
            $(document.body).delegate(this.selector, event, callback)
            return this
        }
        $.fn.die = function(event, callback){
            $(document.body).undelegate(this.selector, event, callback)
            return this
        }

        $.fn.on = function(event, selector, data, callback, one){
            var autoRemove, delegator, $this = this
            if (event && !isString(event)) {
                $.each(event, function(type, fn){
                    $this.on(type, selector, data, fn, one)
                })
                return $this
            }

            if (!isString(selector) && !isFunction(callback) && callback !== false)
                callback = data, data = selector, selector = undefined
            if (callback === undefined || data === false)
                callback = data, data = undefined

            if (callback === false) callback = returnFalse

            return $this.each(function(_, element){
                if (one) autoRemove = function(e){
                    remove(element, e.type, callback)
                    return callback.apply(this, arguments)
                }

                if (selector) delegator = function(e){
                    var evt, match = $(e.target).closest(selector, element).get(0)
                    if (match && match !== element) {
                        evt = $.extend(createProxy(e), {currentTarget: match, liveFired: element})
                        return (autoRemove || callback).apply(match, [evt].concat(slice.call(arguments, 1)))
                    }
                }

                add(element, event, callback, data, selector, delegator || autoRemove)
            })
        }
        $.fn.off = function(event, selector, callback){
            var $this = this
            if (event && !isString(event)) {
                $.each(event, function(type, fn){
                    $this.off(type, selector, fn)
                })
                return $this
            }

            if (!isString(selector) && !isFunction(callback) && callback !== false)
                callback = selector, selector = undefined

            if (callback === false) callback = returnFalse

            return $this.each(function(){
                remove(this, event, callback, selector)
            })
        }

        $.fn.trigger = function(event, args){
            event = (isString(event) || $.isPlainObject(event)) ? $.Event(event) : compatible(event)
            event._args = args
            return this.each(function(){
                // handle focus(), blur() by calling them directly
                if (event.type in focus && typeof this[event.type] == "function") this[event.type]()
                // items in the collection might not be DOM elements
                else if ('dispatchEvent' in this) this.dispatchEvent(event)
                else $(this).triggerHandler(event, args)
            })
        }

        // triggers event handlers on current element just as if an event occurred,
        // doesn't trigger an actual event, doesn't bubble
        $.fn.triggerHandler = function(event, args){
            var e, result
            this.each(function(i, element){
                e = createProxy(isString(event) ? $.Event(event) : event)
                e._args = args
                e.target = element
                $.each(findHandlers(element, event.type || event), function(i, handler){
                    result = handler.proxy(e)
                    if (e.isImmediatePropagationStopped()) return false
                })
            })
            return result
        }

            // shortcut methods for `.bind(event, fn)` for each event type
        ;('focusin focusout focus blur load resize scroll unload click dblclick '+
        'mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave '+
        'change select keydown keypress keyup error').split(' ').forEach(function(event) {
                $.fn[event] = function(callback) {
                    return (0 in arguments) ?
                        this.bind(event, callback) :
                        this.trigger(event)
                }
            })

        $.Event = function(type, props) {
            if (!isString(type)) props = type, type = props.type
            var event = document.createEvent(specialEvents[type] || 'Events'), bubbles = true
            if (props) for (var name in props) (name == 'bubbles') ? (bubbles = !!props[name]) : (event[name] = props[name])
            event.initEvent(type, bubbles, true)
            return compatible(event)
        }

    })(Zepto);
    //touch.JS
    ;(function($){
        var touch = {},
            touchTimeout, tapTimeout, swipeTimeout, longTapTimeout,
            longTapDelay = 750,
            gesture

        function swipeDirection(x1, x2, y1, y2) {
            return Math.abs(x1 - x2) >=
            Math.abs(y1 - y2) ? (x1 - x2 > 0 ? 'Left' : 'Right') : (y1 - y2 > 0 ? 'Up' : 'Down')
        }

        function longTap() {
            longTapTimeout = null
            if (touch.last) {
                touch.el.trigger('longTap')
                touch = {}
            }
        }

        function cancelLongTap() {
            if (longTapTimeout) clearTimeout(longTapTimeout)
            longTapTimeout = null
        }

        function cancelAll() {
            if (touchTimeout) clearTimeout(touchTimeout)
            if (tapTimeout) clearTimeout(tapTimeout)
            if (swipeTimeout) clearTimeout(swipeTimeout)
            if (longTapTimeout) clearTimeout(longTapTimeout)
            touchTimeout = tapTimeout = swipeTimeout = longTapTimeout = null
            touch = {}
        }

        function isPrimaryTouch(event){
            return (event.pointerType == 'touch' ||
                event.pointerType == event.MSPOINTER_TYPE_TOUCH)
                && event.isPrimary
        }

        function isPointerEventType(e, type){
            return (e.type == 'pointer'+type ||
            e.type.toLowerCase() == 'mspointer'+type)
        }

        $(document).ready(function(){
            var now, delta, deltaX = 0, deltaY = 0, firstTouch, _isPointerType

            if ('MSGesture' in window) {
                gesture = new MSGesture()
                gesture.target = document.body
            }

            $(document)
                .bind('MSGestureEnd', function(e){
                    var swipeDirectionFromVelocity =
                        e.velocityX > 1 ? 'Right' : e.velocityX < -1 ? 'Left' : e.velocityY > 1 ? 'Down' : e.velocityY < -1 ? 'Up' : null;
                    if (swipeDirectionFromVelocity) {
                        touch.el.trigger('swipe')
                        touch.el.trigger('swipe'+ swipeDirectionFromVelocity)
                    }
                })
                .on('touchstart MSPointerDown pointerdown', function(e){
                    if((_isPointerType = isPointerEventType(e, 'down')) &&
                        !isPrimaryTouch(e)) return
                    firstTouch = _isPointerType ? e : e.touches[0]
                    if (e.touches && e.touches.length === 1 && touch.x2) {
                        // Clear out touch movement data if we have it sticking around
                        // This can occur if touchcancel doesn't fire due to preventDefault, etc.
                        touch.x2 = undefined
                        touch.y2 = undefined
                    }
                    now = Date.now()
                    delta = now - (touch.last || now)
                    touch.el = $('tagName' in firstTouch.target ?
                        firstTouch.target : firstTouch.target.parentNode)
                    touchTimeout && clearTimeout(touchTimeout)
                    touch.x1 = firstTouch.pageX
                    touch.y1 = firstTouch.pageY
                    if (delta > 0 && delta <= 250) touch.isDoubleTap = true
                    touch.last = now
                    longTapTimeout = setTimeout(longTap, longTapDelay)
                    // adds the current touch contact for IE gesture recognition
                    if (gesture && _isPointerType) gesture.addPointer(e.pointerId);
                })
                .on('touchmove MSPointerMove pointermove', function(e){
                    if((_isPointerType = isPointerEventType(e, 'move')) &&
                        !isPrimaryTouch(e)) return
                    firstTouch = _isPointerType ? e : e.touches[0]
                    cancelLongTap()
                    touch.x2 = firstTouch.pageX
                    touch.y2 = firstTouch.pageY

                    deltaX += Math.abs(touch.x1 - touch.x2)
                    deltaY += Math.abs(touch.y1 - touch.y2)
                })
                .on('touchend MSPointerUp pointerup', function(e){
                    if((_isPointerType = isPointerEventType(e, 'up')) &&
                        !isPrimaryTouch(e)) return
                    cancelLongTap()

                    // swipe
                    if ((touch.x2 && Math.abs(touch.x1 - touch.x2) > 30) ||
                        (touch.y2 && Math.abs(touch.y1 - touch.y2) > 30))

                        swipeTimeout = setTimeout(function() {
                            touch.el.trigger('swipe')
                            touch.el.trigger('swipe' + (swipeDirection(touch.x1, touch.x2, touch.y1, touch.y2)))
                            touch = {}
                        }, 0)

                    // normal tap
                    else if ('last' in touch)
                    // don't fire tap when delta position changed by more than 30 pixels,
                    // for instance when moving to a point and back to origin
                        if (deltaX < 30 && deltaY < 30) {
                            // delay by one tick so we can cancel the 'tap' event if 'scroll' fires
                            // ('tap' fires before 'scroll')
                            tapTimeout = setTimeout(function() {

                                // trigger universal 'tap' with the option to cancelTouch()
                                // (cancelTouch cancels processing of single vs double taps for faster 'tap' response)
                                var event = $.Event('tap')
                                event.cancelTouch = cancelAll
                                touch.el.trigger(event)

                                // trigger double tap immediately
                                if (touch.isDoubleTap) {
                                    if (touch.el) touch.el.trigger('doubleTap')
                                    touch = {}
                                }

                                // trigger single tap after 250ms of inactivity
                                else {
                                    touchTimeout = setTimeout(function(){
                                        touchTimeout = null
                                        if (touch.el) touch.el.trigger('singleTap')
                                        touch = {}
                                    }, 250)
                                }
                            }, 0)
                        } else {
                            touch = {}
                        }
                    deltaX = deltaY = 0

                })
                // when the browser window loses focus,
                // for example when a modal dialog is shown,
                // cancel all ongoing events
                .on('touchcancel MSPointerCancel pointercancel', cancelAll)

            // scrolling the window indicates intention of the user
            // to scroll, not tap or swipe, so cancel all ongoing events
            $(window).on('scroll', cancelAll)
        })

        ;['swipe', 'swipeLeft', 'swipeRight', 'swipeUp', 'swipeDown',
            'doubleTap', 'tap', 'singleTap', 'longTap'].forEach(function(eventName){
                $.fn[eventName] = function(callback){ return this.on(eventName, callback) }
            })
    })(Zepto)
//  Zepto.js
//  (c) 2010-2016 Thomas Fuchs
//  Zepto.js may be freely distributed under the MIT license.

;(function($){
var jsonpID = 0,
   document = window.document,
   key,
   name,
   rscript = /<script\b[^<]*(?:(?!<\/script>)<[^<]*)*<\/script>/gi,
   scriptTypeRE = /^(?:text|application)\/javascript/i,
   xmlTypeRE = /^(?:text|application)\/xml/i,
   jsonType = 'application/json',
   htmlType = 'text/html',
   blankRE = /^\s*$/,
   originAnchor = document.createElement('a')

originAnchor.href = window.location.href

// trigger a custom event and return false if it was cancelled
function triggerAndReturn(context, eventName, data) {
 var event = $.Event(eventName)
 $(context).trigger(event, data)
 return !event.isDefaultPrevented()
}

// trigger an Ajax "global" event
function triggerGlobal(settings, context, eventName, data) {
 if (settings.global) return triggerAndReturn(context || document, eventName, data)
}

// Number of active Ajax requests
$.active = 0

function ajaxStart(settings) {
 if (settings.global && $.active++ === 0) triggerGlobal(settings, null, 'ajaxStart')
}
function ajaxStop(settings) {
 if (settings.global && !(--$.active)) triggerGlobal(settings, null, 'ajaxStop')
}

// triggers an extra global event "ajaxBeforeSend" that's like "ajaxSend" but cancelable
function ajaxBeforeSend(xhr, settings) {
 var context = settings.context
 if (settings.beforeSend.call(context, xhr, settings) === false ||
     triggerGlobal(settings, context, 'ajaxBeforeSend', [xhr, settings]) === false)
   return false

 triggerGlobal(settings, context, 'ajaxSend', [xhr, settings])
}
function ajaxSuccess(data, xhr, settings, deferred) {
 var context = settings.context, status = 'success'
 settings.success.call(context, data, status, xhr)
 if (deferred) deferred.resolveWith(context, [data, status, xhr])
 triggerGlobal(settings, context, 'ajaxSuccess', [xhr, settings, data])
 ajaxComplete(status, xhr, settings)
}
// type: "timeout", "error", "abort", "parsererror"
function ajaxError(error, type, xhr, settings, deferred) {
 var context = settings.context
 settings.error.call(context, xhr, type, error)
 if (deferred) deferred.rejectWith(context, [xhr, type, error])
 triggerGlobal(settings, context, 'ajaxError', [xhr, settings, error || type])
 ajaxComplete(type, xhr, settings)
}
// status: "success", "notmodified", "error", "timeout", "abort", "parsererror"
function ajaxComplete(status, xhr, settings) {
 var context = settings.context
 settings.complete.call(context, xhr, status)
 triggerGlobal(settings, context, 'ajaxComplete', [xhr, settings])
 ajaxStop(settings)
}

// Empty function, used as default callback
function empty() {}

$.ajaxJSONP = function(options, deferred){
 if (!('type' in options)) return $.ajax(options)

 var _callbackName = options.jsonpCallback,
   callbackName = ($.isFunction(_callbackName) ?
     _callbackName() : _callbackName) || ('jsonp' + (++jsonpID)),
   script = document.createElement('script'),
   originalCallback = window[callbackName],
   responseData,
   abort = function(errorType) {
     $(script).triggerHandler('error', errorType || 'abort')
   },
   xhr = { abort: abort }, abortTimeout

 if (deferred) deferred.promise(xhr)

 $(script).on('load error', function(e, errorType){
   clearTimeout(abortTimeout)
   $(script).off().remove()

   if (e.type == 'error' || !responseData) {
     ajaxError(null, errorType || 'error', xhr, options, deferred)
   } else {
     ajaxSuccess(responseData[0], xhr, options, deferred)
   }

   window[callbackName] = originalCallback
   if (responseData && $.isFunction(originalCallback))
     originalCallback(responseData[0])

   originalCallback = responseData = undefined
 })

 if (ajaxBeforeSend(xhr, options) === false) {
   abort('abort')
   return xhr
 }

 window[callbackName] = function(){
   responseData = arguments
 }

 script.src = options.url.replace(/\?(.+)=\?/, '?$1=' + callbackName)
 document.head.appendChild(script)

 if (options.timeout > 0) abortTimeout = setTimeout(function(){
   abort('timeout')
 }, options.timeout)

 return xhr
}

$.ajaxSettings = {
 // Default type of request
 type: 'GET',
 // Callback that is executed before request
 beforeSend: empty,
 // Callback that is executed if the request succeeds
 success: empty,
 // Callback that is executed the the server drops error
 error: empty,
 // Callback that is executed on request complete (both: error and success)
 complete: empty,
 // The context for the callbacks
 context: null,
 // Whether to trigger "global" Ajax events
 global: true,
 // Transport
 xhr: function () {
   return new window.XMLHttpRequest()
 },
 // MIME types mapping
 // IIS returns Javascript as "application/x-javascript"
 accepts: {
   script: 'text/javascript, application/javascript, application/x-javascript',
   json:   jsonType,
   xml:    'application/xml, text/xml',
   html:   htmlType,
   text:   'text/plain'
 },
 // Whether the request is to another domain
 crossDomain: false,
 // Default timeout
 timeout: 0,
 // Whether data should be serialized to string
 processData: true,
 // Whether the browser should be allowed to cache GET responses
 cache: true
}

function mimeToDataType(mime) {
 if (mime) mime = mime.split(';', 2)[0]
 return mime && ( mime == htmlType ? 'html' :
   mime == jsonType ? 'json' :
   scriptTypeRE.test(mime) ? 'script' :
   xmlTypeRE.test(mime) && 'xml' ) || 'text'
}

function appendQuery(url, query) {
 if (query == '') return url
 return (url + '&' + query).replace(/[&?]{1,2}/, '?')
}

// serialize payload and append it to the URL for GET requests
function serializeData(options) {
 if (options.processData && options.data && $.type(options.data) != "string")
   options.data = $.param(options.data, options.traditional)
 if (options.data && (!options.type || options.type.toUpperCase() == 'GET'))
   options.url = appendQuery(options.url, options.data), options.data = undefined
}

$.ajax = function(options){
 var settings = $.extend({}, options || {}),
     deferred = $.Deferred && $.Deferred(),
     urlAnchor, hashIndex
 for (key in $.ajaxSettings) if (settings[key] === undefined) settings[key] = $.ajaxSettings[key]

 ajaxStart(settings)

 if (!settings.crossDomain) {
   urlAnchor = document.createElement('a')
   urlAnchor.href = settings.url
   // cleans up URL for .href (IE only), see https://github.com/madrobby/zepto/pull/1049
   urlAnchor.href = urlAnchor.href
   settings.crossDomain = (originAnchor.protocol + '//' + originAnchor.host) !== (urlAnchor.protocol + '//' + urlAnchor.host)
 }

 if (!settings.url) settings.url = window.location.toString()
 if ((hashIndex = settings.url.indexOf('#')) > -1) settings.url = settings.url.slice(0, hashIndex)
 serializeData(settings)

 var dataType = settings.dataType, hasPlaceholder = /\?.+=\?/.test(settings.url)
 if (hasPlaceholder) dataType = 'jsonp'

 if (settings.cache === false || (
      (!options || options.cache !== true) &&
      ('script' == dataType || 'jsonp' == dataType)
     ))
   settings.url = appendQuery(settings.url, '_=' + Date.now())

 if ('jsonp' == dataType) {
   if (!hasPlaceholder)
     settings.url = appendQuery(settings.url,
       settings.jsonp ? (settings.jsonp + '=?') : settings.jsonp === false ? '' : 'callback=?')
   return $.ajaxJSONP(settings, deferred)
 }

 var mime = settings.accepts[dataType],
     headers = { },
     setHeader = function(name, value) { headers[name.toLowerCase()] = [name, value] },
     protocol = /^([\w-]+:)\/\//.test(settings.url) ? RegExp.$1 : window.location.protocol,
     xhr = settings.xhr(),
     nativeSetHeader = xhr.setRequestHeader,
     abortTimeout

 if (deferred) deferred.promise(xhr)

 if (!settings.crossDomain) setHeader('X-Requested-With', 'XMLHttpRequest')
 setHeader('Accept', mime || '*/*')
 if (mime = settings.mimeType || mime) {
   if (mime.indexOf(',') > -1) mime = mime.split(',', 2)[0]
   xhr.overrideMimeType && xhr.overrideMimeType(mime)
 }
 if (settings.contentType || (settings.contentType !== false && settings.data && settings.type.toUpperCase() != 'GET'))
   setHeader('Content-Type', settings.contentType || 'application/x-www-form-urlencoded')

 if (settings.headers) for (name in settings.headers) setHeader(name, settings.headers[name])
 xhr.setRequestHeader = setHeader

 xhr.onreadystatechange = function(){
   if (xhr.readyState == 4) {
     xhr.onreadystatechange = empty
     clearTimeout(abortTimeout)
     var result, error = false
     if ((xhr.status >= 200 && xhr.status < 300) || xhr.status == 304 || (xhr.status == 0 && protocol == 'file:')) {
       dataType = dataType || mimeToDataType(settings.mimeType || xhr.getResponseHeader('content-type'))

       if (xhr.responseType == 'arraybuffer' || xhr.responseType == 'blob')
         result = xhr.response
       else {
         result = xhr.responseText

         try {
           // http://perfectionkills.com/global-eval-what-are-the-options/
           if (dataType == 'script')    (1,eval)(result)
           else if (dataType == 'xml')  result = xhr.responseXML
           else if (dataType == 'json') result = blankRE.test(result) ? null : $.parseJSON(result)
         } catch (e) { error = e }

         if (error) return ajaxError(error, 'parsererror', xhr, settings, deferred)
       }

       ajaxSuccess(result, xhr, settings, deferred)
     } else {
       ajaxError(xhr.statusText || null, xhr.status ? 'error' : 'abort', xhr, settings, deferred)
     }
   }
 }

 if (ajaxBeforeSend(xhr, settings) === false) {
   xhr.abort()
   ajaxError(null, 'abort', xhr, settings, deferred)
   return xhr
 }

 if (settings.xhrFields) for (name in settings.xhrFields) xhr[name] = settings.xhrFields[name]

 var async = 'async' in settings ? settings.async : true
 xhr.open(settings.type, settings.url, async, settings.username, settings.password)

 for (name in headers) nativeSetHeader.apply(xhr, headers[name])

 if (settings.timeout > 0) abortTimeout = setTimeout(function(){
     xhr.onreadystatechange = empty
     xhr.abort()
     ajaxError(null, 'timeout', xhr, settings, deferred)
   }, settings.timeout)

 // avoid sending empty string (#319)
 xhr.send(settings.data ? settings.data : null)
 return xhr
}

// handle optional data/success arguments
function parseArguments(url, data, success, dataType) {
 if ($.isFunction(data)) dataType = success, success = data, data = undefined
 if (!$.isFunction(success)) dataType = success, success = undefined
 return {
   url: url
 , data: data
 , success: success
 , dataType: dataType
 }
}

$.get = function(/* url, data, success, dataType */){
 return $.ajax(parseArguments.apply(null, arguments))
}

$.post = function(/* url, data, success, dataType */){
 var options = parseArguments.apply(null, arguments)
 options.type = 'POST'
 return $.ajax(options)
}

$.getJSON = function(/* url, data, success */){
 var options = parseArguments.apply(null, arguments)
 options.dataType = 'json'
 return $.ajax(options)
}

$.fn.load = function(url, data, success){
 if (!this.length) return this
 var self = this, parts = url.split(/\s/), selector,
     options = parseArguments(url, data, success),
     callback = options.success
 if (parts.length > 1) options.url = parts[0], selector = parts[1]
 options.success = function(response){
   self.html(selector ?
     $('<div>').html(response.replace(rscript, "")).find(selector)
     : response)
   callback && callback.apply(self, arguments)
 }
 $.ajax(options)
 return this
}

var escape = encodeURIComponent

function serialize(params, obj, traditional, scope){
 var type, array = $.isArray(obj), hash = $.isPlainObject(obj)
 $.each(obj, function(key, value) {
   type = $.type(value)
   if (scope) key = traditional ? scope :
     scope + '[' + (hash || type == 'object' || type == 'array' ? key : '') + ']'
   // handle data in serializeArray() format
   if (!scope && array) params.add(value.name, value.value)
   // recurse into nested objects
   else if (type == "array" || (!traditional && type == "object"))
     serialize(params, value, traditional, key)
   else params.add(key, value)
 })
}

$.param = function(obj, traditional){
 var params = []
 params.add = function(key, value) {
   if ($.isFunction(value)) value = value()
   if (value == null) value = ""
   this.push(escape(key) + '=' + escape(value))
 }
 serialize(params, obj, traditional)
 return params.join('&').replace(/%20/g, '+')
}
})(Zepto)
//Zepto.js
//(c) 2010-2016 Thomas Fuchs
//Zepto.js may be freely distributed under the MIT license.

;(function($){
var zepto = $.zepto, oldQsa = zepto.qsa, oldMatches = zepto.matches

function visible(elem){
elem = $(elem)
return !!(elem.width() || elem.height()) && elem.css("display") !== "none"
}

// Implements a subset from:
// http://api.jquery.com/category/selectors/jquery-selector-extensions/
//
// Each filter function receives the current index, all nodes in the
// considered set, and a value if there were parentheses. The value
// of `this` is the node currently being considered. The function returns the
// resulting node(s), null, or undefined.
//
// Complex selectors are not supported:
//   li:has(label:contains("foo")) + li:has(label:contains("bar"))
//   ul.inner:first > li
var filters = $.expr[':'] = {
visible:  function(){ if (visible(this)) return this },
hidden:   function(){ if (!visible(this)) return this },
selected: function(){ if (this.selected) return this },
checked:  function(){ if (this.checked) return this },
parent:   function(){ return this.parentNode },
first:    function(idx){ if (idx === 0) return this },
last:     function(idx, nodes){ if (idx === nodes.length - 1) return this },
eq:       function(idx, _, value){ if (idx === value) return this },
contains: function(idx, _, text){ if ($(this).text().indexOf(text) > -1) return this },
has:      function(idx, _, sel){ if (zepto.qsa(this, sel).length) return this }
}

var filterRe = new RegExp('(.*):(\\w+)(?:\\(([^)]+)\\))?$\\s*'),
childRe  = /^\s*>/,
classTag = 'Zepto' + (+new Date())

function process(sel, fn) {
// quote the hash in `a[href^=#]` expression
sel = sel.replace(/=#\]/g, '="#"]')
var filter, arg, match = filterRe.exec(sel)
if (match && match[2] in filters) {
filter = filters[match[2]], arg = match[3]
sel = match[1]
if (arg) {
 var num = Number(arg)
 if (isNaN(num)) arg = arg.replace(/^["']|["']$/g, '')
 else arg = num
}
}
return fn(sel, filter, arg)
}

zepto.qsa = function(node, selector) {
return process(selector, function(sel, filter, arg){
try {
 var taggedParent
 if (!sel && filter) sel = '*'
 else if (childRe.test(sel))
   // support "> *" child queries by tagging the parent node with a
   // unique class and prepending that classname onto the selector
   taggedParent = $(node).addClass(classTag), sel = '.'+classTag+' '+sel

 var nodes = oldQsa(node, sel)
} catch(e) {
 console.error('error performing selector: %o', selector)
 throw e
} finally {
 if (taggedParent) taggedParent.removeClass(classTag)
}
return !filter ? nodes :
 zepto.uniq($.map(nodes, function(n, i){ return filter.call(n, i, nodes, arg) }))
})
}

zepto.matches = function(node, selector){
return process(selector, function(sel, filter, arg){
return (!sel || oldMatches(node, sel)) &&
 (!filter || filter.call(node, null, arg) === node)
})
}
})(Zepto)
    module.exports = Zepto;
});